Index: binary-improvements/7dtd-server-fixes/src/FileCache/MapTileCache.cs
===================================================================
--- binary-improvements/7dtd-server-fixes/src/FileCache/MapTileCache.cs	(revision 325)
+++ binary-improvements/7dtd-server-fixes/src/FileCache/MapTileCache.cs	(revision 326)
@@ -54,8 +54,10 @@
 			try {
 				lock (cache) {
-					if (cache [zoomlevel].filename != null) {
-						cache [zoomlevel].data = content;
-						File.WriteAllBytes (cache [zoomlevel].filename, content);
+					if (cache [zoomlevel].filename == null) {
+						return;
 					}
+
+					cache [zoomlevel].data = content;
+					File.WriteAllBytes (cache [zoomlevel].filename, content);
 				}
 			} catch (Exception e) {